Anyone who has ever been tickled for longer than a few seconds knows that it can be real torture – our body compels us to laugh as a reflex. However, anyone who tries to tickle themselves will invariably fail. Why is that?
Knowlegde
Almost everyone has encountered déjà vu – the sudden feeling of having experienced a similar situation before. But where does it come from?
Soldiers in crisis areas or aid workers on disaster relief missions often have traumatic experiences. The images, sounds and smells remain with some people for the rest of their lives. What happens in our brain? And can trauma be healed?
Some people can smell colors – or sense sounds and smells and thus experience the world in a completely different way, because they perceive much more than other people.
